An L-R-C series circuit has inductance 42.0 mH, capacitance C, and resistance R. Without the resistor, the angular frequency of oscillation is 624 rad/srad/s. With the resistor, the angular frequency is 208 rad/srad/s. Find the value of C and R. The value of R is NOT 69.888 ohms OR 8.736 ohms

An L-R-C series circuit has inductance 42.0 mH, capacitance C, and resistance R. Without the resistor, the angular frequency of oscillation is 624 rad/srad/s. With the resistor, the angular frequency is 208 rad/srad/s. Find the value of C and R. The value of R is NOT 69.888 ohms OR 8.736 ohms

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter33: Inductors And Ac Circuits

Section: Chapter Questions

Problem 57PQ

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Question

The value of R is NOT 69.888 ohms OR 8.736 ohms

An L-R-C series circuit has inductance 42.0 mH, capacitance C, and resistance R. Without the resistor, the angular
frequency of oscillation is 624 rad/s. With the resistor, the angular frequency is 208 rad/s. Find the value of C.
Express your answer with the appropriate units.
C = 6.11x10-5 F
Submit Previous Answers
Part I
Correct
Find the value of R.
Express your answer with the appropriate units.
μÀ
?
R= 8.736
Ω
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